Refer to the figure in which O is the center of the circle, 
is a tangent, m?PCE = 20° m?Boc = 80°, PE = 10 ft, PD = 12 ft, ER= 4 ft, and BR= 5 ft.
40°
Mathematics
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Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Endpoints of major axis: 
and 
; endpoints of minor axis: 
and 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Translate the sentence to an equation using the variable x. Then solve the equation.When 
of a number is added to 24, the result is 28.
A. 
+ x = 28; 28
B. 28 + 
x = 24; 16
C. 
x - 24 = 28; 208
D. 24 + 
x = 28; 16
Mathematics
Solve.A theater has 20 rows with 24 seats in the first row, 27 in the second row, 30 in the third row, and so forth. How many seats are in the theater?
A. 1080 seats B. 2100 seats C. 2160 seats D. 1050 seats
Mathematics